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WorksheetsCardiovascular System Review
Total questions: 58
Worksheet time: 46mins
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A period of relaxation in the heart.
(a)
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A period of contraction in the heart.
(a)
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Bicuspid valve.
(a)
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Widening of blood vessels to increase blood flow.
(a)
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Narrowing of blood vessels to decrease blood flow.
(a)
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Outermost layer of the heart.
(a)
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Innermost layer of the heart.
(a)
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Two valves between the atria and ventricles.
(a)
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Wall that divides ventricles.
(a)
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Vessels that carry blood to the heart.
(a)
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Vessels that carry blood away from the heart.
(a)
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Where gas exchange occurs.
(a)
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left atrium
(a)
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left pulmonary artery
(a)
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aorta
(a)
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right atrium
(a)
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right ventricle
(a)
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bicuspid valve
(a)
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superior vena cava
(a)
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left ventricle
(a)
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septum
(a)
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right pulmonary veins
(a)
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descending aorta
(a)
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tricuspid valve
(a)
The two ventricles contract almost simultaneously.
True
False
The tricuspid valve is on the left side of the heart.
True
False
When the ventricles contract, the semilunar valves are open.
True
False
The mitral valve has two cusps.
True
False
Deoxygenated blood first enters the heart at the left atrium.
True
False
Blood returns to the heart through veins.
True
False
When the atria contract, the semilunar valves are open.
True
False
The heart sounds heard through a stethoscope are caused by the impact of the blood churning in the chambers.
True
False
The Purkinje fibers are located in the atria.
True
False
Instead of using its own lungs, the fetus obtains oxygen and nutrients from the mother’s blood.
True
False
Arteries carry deoxygenated blood to the heart.
True
False
Capillaries are the largest of the blood vessels.
True
False
The valve between the right atrium and right ventricle is the (a) .
The SA node of the heart is also called the (a) .
When muscles that surround the veins contract, they (a) the blood toward the heart.
The heart is located in the (a) cavity.
The double layer of fibrous tissue surrounding the heart is the (a) .
The (a) takes deoxygenated blood from the heart to the lungs where carbon dioxide is exchanged for oxygen.
The (a) is the largest artery in the body.
The (a) brings oxygenated blood to the heart muscle.
A(n) (a) is the alternating expansion and contraction of an artery as blood flows through it.
Which of the following is a function of the cardiovascular system?
transportation of oxygen
removal of carbon dioxide
assistance with immune function
All of the above
Deoxygenated blood moves through which of the following?
left atrium
right ventricle
aorta
left ventricle
The structure that is first to receive the nerve impulse in the heart conduction system is the ____.
bundle of His
Purkinje fiber
atrioventricular node
left bundle branch
The vessel with the smallest diameter is the ____.
arteriole
capillary
venule
artery
A myocardial infarction is a complete blockage in an artery of the ____.
liver
heart
kidney
brain
Which of these valves is between the right atrium and right ventricle?
semilunar valve
tricuspid valve
bicuspid valve
mitral valve
Stimulation of which of the following causes the ventricles to contract?
SA node
AV node
Purkinje fibers
bundle of His
The _____ sends out an electrical impulse that regulates the heartbeat.
AV bundle
Purkinje fibers
SA node
AV node
The blood vessels that bring deoxygenated blood back to the heart are called the _____.
vena cava
pulmonary arteries
pulmonary veins
aorta
The bicuspid, or mitral, valve is located _____.
at the orifice of the aorta
at the orifice of the pulmonary artery
between the right atrium and right ventricle
between the left atrium and the left ventricle
Which of the following would contain deoxygenated blood?
pulmonary vein
aorta
pulmonary artery
left ventricle
The QRS wave of the ECG reading represents _____.
the relaxation of the ventricle
the contraction of the ventricles
the relaxation of the atria
the contraction of the atria
A traveling blood clot is called _____.
claudication
embolism
phlebitis
hemorrhage
